cxx/test/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// type_traits
// add_const
#include <type_traits>
template <class T, class U>
void test_add_const_imp()
{
static_assert((std::is_same<typename std::add_const<T>::type, const U>::value), "");
}
template <class T>
void test_add_const()
{
test_add_const_imp<T, const T>();
test_add_const_imp<const T, const T>();
test_add_const_imp<volatile T, volatile const T>();
test_add_const_imp<const volatile T, const volatile T>();
}
int main()
{
test_add_const<void>();
test_add_const<int>();
test_add_const<int[3]>();
test_add_const<int&>();
test_add_const<const int&>();
test_add_const<int*>();
test_add_const<const int*>();
}